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| author |   Dave Wysochanski <dwysocha@redhat.com> | 2019-05-23 16:13:48 -0400 |
|---|---|---|
| committer |   Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-07-06 14:54:51 -0400 |
| commit | 9dfe52a95a60096fc12234383a19b0f436304418 (patch) | |
| tree | d334968701acb6f7d0443b075e1c09ad82e5dc99 /net/sunrpc/sched.c | |
| parent | NFSv4: Handle the special Linux file open access mode (diff) | |
| download | linux-dev-9dfe52a95a60096fc12234383a19b0f436304418.tar.xz linux-dev-9dfe52a95a60096fc12234383a19b0f436304418.zip | |
SUNRPC: Move call to rpc_count_iostats before rpc_call_done
For diagnostic purposes, it would be useful to have an rpc_iostats
metric of RPCs completing with tk_status < 0. Unfortunately,
tk_status is reset inside the rpc_call_done functions for each
operation, and the call to tally the per-op metrics comes after
rpc_call_done. Refactor the call to rpc_count_iostat earlier in
rpc_exit_task so we can count these RPCs completing in error.
Signed-off-by: Dave Wysochanski <dwysocha@redhat.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'net/sunrpc/sched.c')
| -rw-r--r-- | net/sunrpc/sched.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index a2c114812717..f8ea362fae91 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -23,6 +23,7 @@ #include <linux/sched/mm.h> #include <linux/sunrpc/clnt.h> +#include <linux/sunrpc/metrics.h> #include "sunrpc.h" @@ -832,6 +833,10 @@ rpc_reset_task_statistics(struct rpc_task *task) void rpc_exit_task(struct rpc_task *task) { task->tk_action = NULL; + if (task->tk_ops->rpc_count_stats) + task->tk_ops->rpc_count_stats(task, task->tk_calldata); + else if (task->tk_client) + rpc_count_iostats(task, task->tk_client->cl_metrics); if (task->tk_ops->rpc_call_done != NULL) { task->tk_ops->rpc_call_done(task, task->tk_calldata); if (task->tk_action != NULL) { |